Abstract: In short,the laws of company in the world,which regulate the form of reform of organization in company,are divided into two parts.One is restrictionism,and the other is non-restrictionism which is adapted in the old Law of Company in China and allows for single-direction exchange from limited duty company to limited company.But it disobeys the autonomy principles of company,and restricts reasonable option during the management of company.Therefore,the new Law of Company,which makes relatively wide legislation option of restrictionism and meets the needs of flexible management development of company,is adjusted to adapt to current situation.